• Professors from Sun Moon University have published 67 textbooks in 13 types from year 2000 starting with " Korean Practical Conversation" into 8 different languages K.L.I professors had lesson plan and development meeting every week and every semester to create database to share and research. Professors give systematic lectures by students' fluency level. As a result, K.L.I became the first school to have published "Level 1 Beginner to "Level 13 Advanced level" books. SMKLI gained competitive recognition as a Korean Language Education Institute.

• With the support of the Ministry of Education, Science and Technology, textbook “Korean for Foreign Students” from beginner level to expert level, total 14 volumes were designed (2007) and published(2008 ~ 2010).
• As part of the Korean Language Globalization Project, Textbook “New Standard Korean” (total 12 volumes including beginner, intermediate, advanced and practice) are published by Dalian Publisher (2008).
• As part of the Korean Language Globalization Project, Textbook “I love Korean language beginner/intermediate textbook & usage” (total 8 volumes) have been published by Publishing Department of Beijing University (2010~2011).
• With the support of the Ministry of Education, Science and Technology, “Basic Korean Language Textbook for Nepalese” Textbook (2 volumes) have been published (2010).

• Beginner
  	Sun Moon Korean Language Beginner 1 (Sotong)	Sun Moon Korean Language Beginner 2 (Sotong)	Sun Moon Korean Language Beginner 3 (Sotong)
  Intermediate
  	Sun Moon Korean Language Intermediate 1 (Sotong)	Sun Moon Korean Language Intermediate 2 (Sotong)	Sun Moon Korean Language Intermediate 3 (Sotong)
  Advanced
  	Advanced Korean Language for Foreign Students 1 (Hankookmunhwasa)	Advanced Korean Language for Foreign Students 2 (Hankookmunhwasa)	Advanced Korean Language for Foreign Students 3 (Hankookmunhwasa)